./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 38949d4fdbaaaa0953ab855456888f5d12faab56 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 38949d4fdbaaaa0953ab855456888f5d12faab56 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:22:49,993 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:22:49,998 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:22:50,020 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:22:50,022 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:22:50,026 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:22:50,028 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:22:50,040 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:22:50,048 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:22:50,051 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:22:50,052 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:22:50,059 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:22:50,059 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:22:50,062 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:22:50,064 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:22:50,067 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:22:50,069 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:22:50,071 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:22:50,076 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:22:50,082 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:22:50,086 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:22:50,092 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:22:50,094 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:22:50,099 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:22:50,104 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:22:50,105 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:22:50,105 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:22:50,107 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:22:50,110 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:22:50,111 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:22:50,111 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:22:50,112 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:22:50,114 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:22:50,115 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:22:50,118 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:22:50,118 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:22:50,120 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:22:50,120 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:22:50,121 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:22:50,125 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:22:50,126 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:22:50,127 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:22:50,151 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:22:50,153 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:22:50,154 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:22:50,159 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:22:50,159 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:22:50,159 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:22:50,160 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:22:50,160 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:22:50,160 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:22:50,162 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:22:50,163 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:22:50,163 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:22:50,163 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:22:50,164 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:22:50,164 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:22:50,164 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:22:50,164 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:22:50,165 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:22:50,165 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:22:50,167 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:22:50,167 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:22:50,167 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:22:50,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:22:50,168 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:22:50,168 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:22:50,168 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:22:50,170 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:22:50,170 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:22:50,170 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:22:50,170 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 38949d4fdbaaaa0953ab855456888f5d12faab56 [2019-11-24 21:22:50,609 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:22:50,624 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:22:50,630 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:22:50,635 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:22:50,635 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:22:50,636 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-11-24 21:22:50,740 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ecd5d8284/be7eb366ebb947e0bb49444793e5e2db/FLAG19208b93e [2019-11-24 21:22:51,719 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:22:51,721 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-11-24 21:22:51,754 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ecd5d8284/be7eb366ebb947e0bb49444793e5e2db/FLAG19208b93e [2019-11-24 21:22:51,783 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ecd5d8284/be7eb366ebb947e0bb49444793e5e2db [2019-11-24 21:22:51,788 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:22:51,791 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:22:51,795 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:51,798 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:22:51,802 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:22:51,803 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:51" (1/1) ... [2019-11-24 21:22:51,806 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45357075 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:51, skipping insertion in model container [2019-11-24 21:22:51,806 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:51" (1/1) ... [2019-11-24 21:22:51,823 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:22:51,957 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:22:53,023 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:53,043 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:22:53,540 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:53,584 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:22:53,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:53 WrapperNode [2019-11-24 21:22:53,585 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:53,586 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:53,589 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:22:53,589 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:22:53,600 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:53" (1/1) ... [2019-11-24 21:22:53,654 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:53" (1/1) ... [2019-11-24 21:22:53,782 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:53,785 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:22:53,785 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:22:53,785 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:22:53,801 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:53" (1/1) ... [2019-11-24 21:22:53,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:53" (1/1) ... [2019-11-24 21:22:53,813 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:53" (1/1) ... [2019-11-24 21:22:53,815 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:53" (1/1) ... [2019-11-24 21:22:53,876 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:53" (1/1) ... [2019-11-24 21:22:53,908 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:53" (1/1) ... [2019-11-24 21:22:53,931 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:53" (1/1) ... [2019-11-24 21:22:53,950 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:22:53,960 INFO L168 Benchmark]: Toolchain (without parser) took 2163.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 933.3 MB in the end (delta: 27.0 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:53,961 INFO L168 Benchmark]: CDTParser took 0.62 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:22:53,965 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1790.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 950.5 MB in the end (delta: 4.1 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:53,967 INFO L168 Benchmark]: Boogie Procedure Inliner took 198.23 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 939.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:53,969 INFO L168 Benchmark]: Boogie Preprocessor took 167.80 ms. Allocated memory is still 1.0 GB. Free memory was 939.0 MB in the beginning and 933.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:53,978 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1790.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 950.5 MB in the end (delta: 4.1 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 198.23 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 939.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 167.80 ms. Allocated memory is still 1.0 GB. Free memory was 939.0 MB in the beginning and 933.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:22:56,690 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:22:56,694 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:22:56,717 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:22:56,718 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:22:56,724 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:22:56,726 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:22:56,741 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:22:56,746 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:22:56,750 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:22:56,751 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:22:56,754 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:22:56,755 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:22:56,756 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:22:56,757 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:22:56,760 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:22:56,764 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:22:56,765 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:22:56,770 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:22:56,774 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:22:56,782 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:22:56,787 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:22:56,791 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:22:56,793 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:22:56,799 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:22:56,800 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:22:56,800 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:22:56,801 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:22:56,802 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:22:56,805 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:22:56,805 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:22:56,806 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:22:56,807 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:22:56,810 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:22:56,812 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:22:56,812 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:22:56,815 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:22:56,816 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:22:56,816 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:22:56,817 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:22:56,819 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:22:56,820 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:22:56,850 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:22:56,852 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:22:56,857 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:22:56,858 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:22:56,858 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:22:56,858 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:22:56,858 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:22:56,859 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:22:56,859 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:22:56,859 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:22:56,860 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:22:56,860 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:22:56,860 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:22:56,861 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:22:56,861 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:22:56,861 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:22:56,861 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:22:56,863 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:22:56,863 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:22:56,863 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:22:56,863 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:22:56,864 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:22:56,864 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:22:56,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:22:56,866 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:22:56,866 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:22:56,866 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:22:56,867 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:22:56,867 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:22:56,867 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:22:56,868 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:22:56,868 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 38949d4fdbaaaa0953ab855456888f5d12faab56 [2019-11-24 21:22:57,324 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:22:57,342 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:22:57,350 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:22:57,352 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:22:57,353 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:22:57,354 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-11-24 21:22:57,461 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/370005cc8/270b15e630f845cf87c56002c16a387f/FLAG64354433f [2019-11-24 21:22:58,392 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:22:58,396 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-11-24 21:22:58,430 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/370005cc8/270b15e630f845cf87c56002c16a387f/FLAG64354433f [2019-11-24 21:22:58,488 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/370005cc8/270b15e630f845cf87c56002c16a387f [2019-11-24 21:22:58,494 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:22:58,496 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:22:58,501 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:58,501 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:22:58,504 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:22:58,506 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:58" (1/1) ... [2019-11-24 21:22:58,514 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@705aff29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:58, skipping insertion in model container [2019-11-24 21:22:58,515 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:58" (1/1) ... [2019-11-24 21:22:58,535 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:22:58,654 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:22:59,870 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:59,893 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:23:00,264 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:00,307 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:23:00,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:00 WrapperNode [2019-11-24 21:23:00,308 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:00,309 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:00,309 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:23:00,310 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:23:00,317 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:00" (1/1) ... [2019-11-24 21:23:00,374 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:00" (1/1) ... [2019-11-24 21:23:00,501 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:00,502 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:23:00,503 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:23:00,503 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:23:00,518 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:00" (1/1) ... [2019-11-24 21:23:00,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:00" (1/1) ... [2019-11-24 21:23:00,535 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:00" (1/1) ... [2019-11-24 21:23:00,536 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:00" (1/1) ... [2019-11-24 21:23:00,603 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:00" (1/1) ... [2019-11-24 21:23:00,636 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:00" (1/1) ... [2019-11-24 21:23:00,655 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:00" (1/1) ... [2019-11-24 21:23:00,678 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:23:00,685 INFO L168 Benchmark]: Toolchain (without parser) took 2185.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 921.8 MB in the end (delta: 39.9 MB). Peak memory consumption was 40.0 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:00,686 INFO L168 Benchmark]: CDTParser took 2.49 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:23:00,690 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1807.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 939.0 MB in the end (delta: 17.0 MB). Peak memory consumption was 27.1 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:00,691 INFO L168 Benchmark]: Boogie Procedure Inliner took 192.55 ms. Allocated memory is still 1.0 GB. Free memory was 939.0 MB in the beginning and 927.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:00,692 INFO L168 Benchmark]: Boogie Preprocessor took 176.89 ms. Allocated memory is still 1.0 GB. Free memory was 927.5 MB in the beginning and 921.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:00,701 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.49 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1807.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 939.0 MB in the end (delta: 17.0 MB). Peak memory consumption was 27.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 192.55 ms. Allocated memory is still 1.0 GB. Free memory was 939.0 MB in the beginning and 927.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 176.89 ms. Allocated memory is still 1.0 GB. Free memory was 927.5 MB in the beginning and 921.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...